Planning Permission Ireland
GrantedExtensionDecided 4 March 2026

1, Neptune Terrace, Breffni Road, Sandycove, Co. Dublin, A96P981 (A Protected Structure)

Demolition of existing rear extensions and construction of new ground and first-floor extensions at a protected structure.

D26A/0009/WEB · Dun Laoghaire Rathdown County Council · Lodged 12 January 2026

Reference
D26A/0009/WEB
Authority
Dun Laoghaire Rathdown County Council
Register status
Decided
Type
Permission
Received
12 January 2026

Summary

AI-generated

The works at this protected structure involve the demolition of existing rear extensions and the construction of a new 67 sqm ground-floor extension and a 17 sqm first-floor extension. It also includes internal alterations, courtyard creation, and rear wall rebuilding.

Extensionprotected structureextensiondemolition
Floor area
84 m²

Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.

Official record

Development description

  • Demolition of the existing 42sqm single storey and 12sqm first floor extension to the rear and construction of a new 67 sqm extension at ground floor level to the rear forming living/kitchen and utility spaces and a 17sqm at first floor level containing a bathroom and study space
  • Removal of the existing kitchen joinery with the provision of new glazed double doors from the kitchen space into a new courtyard space between the new extension and the existing structure
  • Alterations of existing openings between the rear of the existing house and the new extensions at ground and first floor level
  • Provision of new insulated floors at ground floor level
  • Alterations to the existing ensuite bathroom and wardrobe space at first floor level
  • Amendments to the rear parking space and ancillary shed including rebuilding of the rear wall in granite rubble
  • Provision of breathable external insulation to the rear and side gable walls
  • Alterations to the rear landscaping in conjunction with the formation of the amended extensions to the rear

Built & sold

What happened next

Beyond the decision: whether this development was built, and what property here has sold for.

Recent sales nearby

within 500 m
Residential Property Price Register sales within 500 metres of this site
AddressDatePriceDistance
The Mews, Rere 7 Breffni T, SandycoveMar 2026€400,00084 m
7 Breffni Terrace, Breffni Rd, SandycoveApr 2025€1,340,00084 m
Park Lodge, 1 Castlepark Road, SandycoveJan 2026€3,000,000105 m
16 Sandycove Ave East, Sandycove, DublinJun 2026€2,250,000109 m
Seagrange, Sandycove Ave East, SandycoveJan 2025€9,750,000117 m
26 Elton Court, Sandycove, Co DublinOct 2025€750,000166 m
13 Castlepark Road, Sandycove, Co DublinFeb 2025€2,500,000172 m
13 Castlepark Road, Sandycove, Co Dublinnot full market priceFeb 2025€500,000172 m

Nearby properties, not this site — a guide to local values.

Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.

Key dates

Timeline

  1. Application received12 January 2026
  2. Decision due6 March 2026
  3. Decision issued4 March 2026

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